Our company produces double-wall copper brazed steel tube with complete set of advanced equipment imported from abroad. This kind of products possesses the characteristics of excellent tensile, anti-shock, anti-fatigue, high temperature and high pressure resistance, clean internal surface, little internal resistance, and draining protection etc. Compared with copper tube, double-wall brazed steel tube possesses the characteristics of light weight, high strength, lower price etc. So it is the ideal product instead of copper tube. This kind of product can be used in general purposes, specially used for condenser, vaporizer, and exhaust tube in refrigerating industry. Automobile industry, fueling and braking in heating system such as oil circuit and oil tube in heating and cooling systems. During the intense market competition, our company has won the market with the help of strict quality control, high-quality product and good reputation. Double-wall copper brazed steel tube had been got the certificate of ISO9001 Quality System. In refrigerating industry, this kind of product has been used in some brand-famous products such as Chunlan ,Rongsheng , Electrolux, White Snow, Changling, Meiling, Kelong, etc. in automobile industry, we have supplied good tubing and shaped oil tube to FAW, the Second Auto Group, Sichuan Auto Co., Nanjing Auto Co.